SMALL BLOCK CHEVY 305ci FLAT TOP Gasported / Asymmetrical Valve Pockets PowerPak Plus 313cid 3.786 x 1.550CH, 3.480stroke,5.700rod,0.927pin,-1.6cc,417g,9.8CR, 4032.
LS 5.7L & 6.0L FLAT TOP - compatable with LS1/2/6 style cathedral port heads 348cid 3.908 x 1.340CH, 3.622stroke,6.098rod,0.945pin,-4.1cc,411g,10.2CR, 4032.
SMALL BLOCK CHEVY HIGH OUTPUT 2bbl 22?/23? FLAT TOP Gasported / Asymmetrical Valve Pockets PowerPak Plus 362cid 4.060 x 1.550CH, 3.500stroke,5.700rod,0.927pin,- 4.1cc,441g,10.7CR, 4032.
SMALL BLOCK CHEVY HIGH OUTPUT 2bbl 22?/23? FLAT TOP Gasported / Asymmetrical Valve Pockets PowerPak Plus 359cid 4.040 x 1.550CH, 3.500stroke,5.700rod,0.927pin,- 4.1cc,433g,10.6CR, 4032.
SMALL BLOCK CHEVY 305ci FLAT TOP Gasported / Asymmetrical Valve Pockets PowerPak Plus 310cid 3.766 x 1.550CH, 3.480stroke,5.700rod,0.927pin,-1.6cc,409g,9.7CR, 4032.
SMALL BLOCK CHEVY 305ci FLAT TOP Gasported / Asymmetrical Valve Pockets PowerPak Plus 312cid 3.776 x 1.550CH, 3.480stroke,5.700rod,0.927pin,-1.6cc,413g,9.8CR, 4032.
SMALL BLOCK CHEVY HIGH OUTPUT 2bbl 22?/23? FLAT TOP Gasported / Asymmetrical Valve Pockets PowerPak Plus 357cid 4.030 x 1.125CH, 3.500stroke,6.125rod,0.927pin,- 4.1cc,377g,10.6CR, 4032.
SMALL BLOCK CHEVY HIGH OUTPUT 2bbl 22?/23? FLAT TOP Gasported / Asymmetrical Valve Pockets PowerPak Plus 358cid 4.035 x 1.550CH, 3.500stroke,5.700rod,0.927pin,- 4.1cc,431g,10.6CR, 4032.
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